import { type Ref } from 'react';
interface SidebarHint {
    panelId: string;
    expandSidebarLabel: string;
    expandButtonRef: Ref<HTMLButtonElement>;
    /**
     * Called when the user activates the rail to expand the sidebar. Receives
     * the new collapsed state, which is always `false` from this component but
     * matches the controlled-collapse callback shape used elsewhere.
     */
    onCollapsedChange: (collapsed: boolean) => void;
    /**
     * Whether the panel controlled by the expand button is currently collapsed.
     * In `collapsed` mode this is always `true`, but in `drawer` mode the
     * drawer can be open while the rail is still rendered, in which case this
     * must reflect the live state for assistive technologies.
     */
    isCollapsed?: boolean;
}
/**
 * The narrow vertical hint rendered when the sidebar is collapsed (in either
 * the `collapsed` mode or the `drawer` mode while the drawer is dismissed).
 * Suggests to the user that there is a sidebar outside the frame, which can be expanded.
 *
 * @internal
 */
export declare function SidebarHint({ panelId, expandSidebarLabel, expandButtonRef, onCollapsedChange, isCollapsed, }: SidebarHint): import("react/jsx-runtime").JSX.Element;
export {};